open() / TextIOWrapper doc: make it explicit than newline='\n' doesn't
translate newlines on output.
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index b6252e6..72bc7cb 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -888,9 +888,9 @@
* On output, if *newline* is ``None``, any ``'\n'`` characters written are
translated to the system default line separator, :data:`os.linesep`. If
- *newline* is ``''``, no translation takes place. If *newline* is any of
- the other legal values, any ``'\n'`` characters written are translated to
- the given string.
+ *newline* is ``''`` or ``'\n'``, no translation takes place. If *newline*
+ is any of the other legal values, any ``'\n'`` characters written are
+ translated to the given string.
If *closefd* is ``False`` and a file descriptor rather than a filename was
given, the underlying file descriptor will be kept open when the file is